Providing help

The VUIs do not have any visual representation, thus the user might not know what to do and ask for help. The application needs to visually and/or verbally provide help. When providing help, it's a good idea to use examples such as the following one, where, in order to see the photos on the phone, you have to say, Show my photos from last weekend.

The following screenshot shows an example of providing help for the user: